M:tG card similarity search
2GGG · Creature — Elemental
When Primeval Force enters the battlefield, sacrifice it unless you sacrifice three Forests. 8/8
| Name | Mana | Type | Text |
|---|---|---|---|
| Drowned Catacomb | Land | Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}. | |
| Savra, Queen of the Golgari | 2BG | Legendary Creature — Elf Shaman | Whenever you sacrifice a black creature, you may pay 2 life. If you do, each other player sacrifices a creature. Whenever you sacrifice a green creature, you may gain 2 life. 2/2 |
| Eradicator Valkyrie | 2BB | Creature — Angel Berserker | Flying, lifelink, hexproof from planeswalkers Boast — {1}{B}, Sacrifice a creature: Each opponent sacrifices a creature or planeswalker. (Activate only if this creature attacked this turn and only once each turn.) 4/3 |
| Agent of Treachery | 5UU | Creature — Human Rogue | When Agent of Treachery enters the battlefield, gain control of target permanent. At the beginning of your end step, if you control three or more permanents you don't own, draw three cards. 2/3 |
| Coveted Jewel | 6 | Artifact | When Coveted Jewel enters the battlefield, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it. |
| Sacred Mesa | 2W | Enchantment | At the beginning of your upkeep, sacrifice Sacred Mesa unless you sacrifice a Pegasus. {1}{W}: Create a 1/1 white Pegasus creature token with flying. |
| Distract the Hydra | Sorcery | Each player may sacrifice a creature. Each player who sacrificed a creature this way chooses a Head and taps it. Each player who didn't sacrifice a creature loses 3 life. | |
| War Elemental | RRR | Creature — Elemental | When War Elemental enters the battlefield, sacrifice it unless an opponent was dealt damage this turn. Whenever an opponent is dealt damage, put that many +1/+1 counters on War Elemental. 1/1 |
| Lazotep Reaver | 1B | Creature — Zombie Beast | When Lazotep Reaver enters the battlefield, amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.) 1/2 |
| Vial of Poison | 1 | Artifact | {1}, Sacrifice Vial of Poison: Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.) |